Macros Keto
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
5% C, 25% P, 70% G
About this calculator
The keto macros calculator helps determine the ideal ratio of carbohydrates, protein, and fat to follow a ketogenic diet. Based on your daily calorie intake, it splits the consumption into 5% carbs, 25% protein, and 70% fat. This split is common among keto followers, as it encourages the body to burn fat as the primary energy source.
To calculate, you input your total daily calories. The tool divides this amount according to the 5-25-70 formula, indicating the grams of each macronutrient. For example, 2,000 calories would result in 25g of carbs, 125g of protein, and 175g of fat per day. Remember that these numbers are general guidelines and may vary based on your metabolism and specific goals.
Use this calculator when planning meals or adjusting your diet to maintain ketosis. It’s particularly useful for tracking low-carb intake, which is critical for the keto diet. However, if you have medical conditions or questions about the diet, consult a nutritionist before strictly following the suggested ratios.
The ketogenic diet requires discipline, as small changes in ratios can disrupt ketosis. The tool provides a starting point, but it’s essential to monitor your symptoms, energy levels, and weight to adjust macros as needed. Remember that proper nutrition varies from person to person.
Frequently asked questions
How does the keto macros calculator work?
It splits your daily calorie intake into 5% carbs, 25% protein, and 70% fat using the 5-25-70 formula. Enter your total calories, and the tool calculates grams of each macronutrient.
Why follow the 5-25-70 ratio?
This ratio encourages the body to enter ketosis, where fat becomes the primary energy source. It's common in the keto diet but may need adjustments based on your needs.
Should I adjust the percentages?
Yes, factors like metabolism, activity level, and goals may require changes. The calculator provides a starting point, but consulting a professional is recommended for personalized macros.
Does the calculator help with weight loss?
Yes, if used correctly with a calorie deficit. Ketosis naturally reduces appetite and accelerates fat burning, but results vary by individual.
How accurate is the tool?
It's accurate for mathematical calculations but doesn't replace a nutritionist's advice. The keto diet requires monitoring to avoid deficiencies or side effects.